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Government institution · London · United Kingdom

Transport for London

In research, Transport for London stands highest in Social Sciences (#4,961 of 16,945 worldwide), Engineering (#4,517 of 11,412 worldwide) and Social Sciences (#5,354 of 10,206 worldwide), over all time.

tfl.gov.ukROR OpenAlex
World rank, 2022–2025
#16,710
of 28,054 · #14,050 all time
Rank in United Kingdom
#596
of 1,094
Research works
624
▲ 28% vs 2013–17
Citations
17k
26.6 per fractional work
Top-10% rate
35.0%
record average 16.5%
Open access
29%
world 28%

What is Transport for London known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Social SciencesDomain #4,961 of 16,945 39.1%248
EngineeringField #4,517 of 11,412 32.9%239
Social SciencesField #5,354 of 10,206 42.1%142
Physical SciencesDomain #11,638 of 21,541 32.8%307

Each strip is that field’s whole ranked pool, with the notch where Transport for London sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.03× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.01× its world share, 0 worksBiochemistry, Geneti…Neuroscience: 0.06× its world share, 0 worksNeuroscienceChemical Engineering: 0.19× its world share, 0 worksChemical EngineeringComputer Science: 0.49× its world share, 3 worksComputer ScienceEarth and Planetary Sciences: 0.47× its world share, 1 worksEarth and Planetary …Energy: 1.40× its world share, 1 worksEnergyEngineering: 2.97× its world share, 37 worksEngineeringEnvironmental Science: 0.90× its world share, 4 worksEnvironmental ScienceMathematics: 0.64× its world share, 1 worksMathematicsPhysics and Astronomy: 0.12× its world share, 0 worksPhysics and AstronomyHealth Professions: 1.58× its world share, 3 worksHealth ProfessionsMedicine: 0.18× its world share, 3 worksMedicineArts and Humanities: 0.42× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 1.46× its world share, 4 worksBusiness, Management…Decision Sciences: 2.20× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 1.92× its world share, 3 worksEconomics, Econometr…Psychology: 0.78× its world share, 2 worksPsychologySocial Sciences: 1.71× its world share, 18 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Engineering, 3.0×. Every wedge is a field page.

Which keywords describe research at Transport for London?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Travel Behavior, Intelligent Transportation Systems, Public Transport, Urban Mobility, Service Quality, Traffic Flow, Congestion Pricing and Route Choice.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Deep Learning9▲ 3.2×23 topics
  2. Travel Behavior7▲ 94×2 topics
  3. Intelligent Transportation Systems7▲ 57×3 topics
  4. Public Transport6▲ 133×2 topics
  5. Urban Mobility6▲ 133×2 topics
  6. Congestion Pricing6▲ 137×1 topic
  7. Route Choice6▲ 137×1 topic
  8. Service Quality6▲ 29×2 topics
  9. Traffic Flow6▲ 74×2 topics
  10. Physical Activity6▲ 15×3 topics
  11. Health Impact Assessment6▲ 84×2 topics
  12. Transportation6▲ 38×2 topics
  13. Active Travel6▲ 100×1 topic
  14. Built Environment6▲ 100×1 topic
  15. Sustainability5▲ 2.6×18 topics
  16. Machine Learning5▲ 1.77×13 topics
  17. Neural Networks4▲ 3.4×9 topics
  18. Collision Avoidance4▲ 28×3 topics
  19. Environmental Impacts4▲ 17×2 topics
  20. Reinforcement Learning4▲ 42×2 topics
  21. Cooperative Adaptive Cruise Control4▲ 110×1 topic
  22. Microscopic Simulation4▲ 110×1 topic
  23. Autonomous Vehicles4▲ 20×3 topics
  24. Driver Behavior3▲ 52×2 topics
  25. Energy Efficiency3▲ 4.3×11 topics
  26. Spatial Analysis3▲ 44×2 topics
  27. Probabilistic Forecasting3▲ 19×2 topics
  28. Short-Term Forecasting3▲ 26×2 topics
  29. Ridesharing3▲ 65×1 topic
  30. Shared Autonomous Vehicles3▲ 65×1 topic
  31. Urban Traffic3▲ 29×2 topics
  32. Graph Convolutional Networks3▲ 30×1 topic
  33. Spatio-Temporal Data3▲ 51×1 topic
  34. Driver Assistance Systems3▲ 55×1 topic
  35. Electric Vehicles3▲ 11×4 topics
  36. Injury Severity3▲ 39×2 topics
  37. Road Safety3▲ 77×1 topic
  38. Traffic Accidents3▲ 68×1 topic
  39. Trajectory Prediction3▲ 55×1 topic
  40. Smart Grid2▲ 7.2×3 topics

Which research topics does Transport for London publish most on?

By volume in 2022–2025: Transportation Planning and Optimization, Urban Transport and Accessibility, Traffic control and management and Transportation and Mobility Innovations.

Transportation Planning …6Transportation Planning and Optimization: 6 fractional worksUrban Transport and Accessibility: 6 fractional worksTraffic control and management: 4 fractional worksTransportation and Mobility Innovations: 3 fractional worksTraffic Prediction and Management Techniques: 3 fractional worksAutonomous Vehicle Techn…3Autonomous Vehicle Technology and Safety: 3 fractional worksTraffic and Road Safety: 3 fractional worksElectric Vehicles and Infrastructure: 2 fractional worksNoise Effects and Management: 2 fractional worksVehicle emissions and performance: 2 fractional works
TransportationControl and Systems EngineeringAutomotive EngineeringBuilding and Construction3 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Transportation Planning and Optimization Transportation 6 works
  2. 2 Urban Transport and Accessibility Transportation 6 works
  3. 3 Traffic control and management Control and Systems Engineering 4 works
  4. 4 Transportation and Mobility Innovations Automotive Engineering 3 works
  5. 5 Traffic Prediction and Management Techniques Building and Construction 3 works
  6. 6 Autonomous Vehicle Technology and Safety Automotive Engineering 3 works
  7. 7 Traffic and Road Safety Safety, Risk, Reliability and Quality 3 works
  8. 8 Electric Vehicles and Infrastructure Electrical and Electronic Engineering 2 works
  9. 9 Noise Effects and Management Speech and Hearing 2 works
  10. 10 Vehicle emissions and performance Automotive Engineering 2 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available29.2%not open70.8%

World: 28% of research is openly available.

with international co-authors22.0%domestic only78.0%

World: 19% is written across borders.

How has Transport for London's research output changed?

Output in 2018–2022 was 28% higher than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in London

All research institutions in London

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.